Jason Aaron is an Eisner and Harvey award-nominated comic book writer whose best-known work includes the Native American crime series SCALPED for Vertigo and stints on series such as Star Wars, Ghost Rider, Punisher MAX, Wolverine, Incredible Hulk, Wolverine & The X-Men, Thor and Avengers vs. X-Men, all for Marvel. Jason was born in Alabama but currently resides in Kansas City. He enjoys many things, but shaving is not one of them.

"The Joker spins dastardly tales of evil starring your favorite Batman's rogues: Penguin, Poison Ivy, Scarecrow, Two-Face, The Riddler, Harley Quinn, Mad Hatter, Killer Croc, and Clayface. And all the stories are narrated by the Asylum's leading homicidal maniac"--